@font-face {
    font-family: 'icomoon';
    src:  url('fonts/icomoon.eot?d3byu1');
    src:  url('fonts/icomoon.eot?d3byu1#iefix') format('embedded-opentype'),
      url('../fonts/icomoon.ttf?d3byu1') format('truetype'),
      url('../fonts/icomoon.woff?d3byu1') format('woff'),
      url('../fonts/icomoon.svg?d3byu1#icomoon') format('svg');
    font-weight: normal;
    font-style: normal;
    font-display: block;
  }
body{
	margin:0 auto;
	min-width:320px;
	max-width:640px;
	background:#fff;
	font-size:14px;
	font-family:-apple-style,Helvetica, sans-serif;
	line-height: 1.5;
	color:#666;
    width: 100%;
    background-color: cornsilk;
}
* {
    margin: 0;
    padding: 0;
}
img {
    vertical-align: top;
}
a {
    color: #666;
    text-decoration: none;
}
.app {  
    height: 50px;
    background-color: #333;   
}
.app ul li {
    float: left;
    list-style: none;
    height: 50px;
    line-height: 50px;
    text-align: center;
    background-color: #333 ;
}
.app ul li:nth-child(1){
    width: 8%;
}
.app ul li:nth-child(1) img {
    vertical-align: middle;
}

.app ul li:nth-child(2){
    width: 10%;   
}
.app ul li:nth-child(2) img {
    /* 图片和文字居中对齐 */
    vertical-align: middle;
}

.app ul li:nth-child(3){
    width: 57%;
    color: honeydew;
}

.app ul li:nth-child(4){
    width: 25%;
    background-color: #F63515;
    color: honeydew;
}
/* 搜索 */
.search-wrap {
    position: fixed;
    width: 100%;
    min-width: 320px;
    max-width: 640px;
    overflow: hidden;
    height: 44px;
}
.search-btn {
    position: absolute;
    top: 0;
    left: 0;
    width: 40px;
    height: 44px;
}
.search-btn::before {
    content: '';
    display: block;
    margin: 12px 0 0 15px;
    width: 20px;
    height: 18px;
    background: url(../images/search_btn.png) no-repeat;
    background-size: 100% 100%;
}
.search-login {
    position: absolute;
    top: 10px;
    right: 0;
    width: 40px;
    height: 44px;
    color: honeydew;
}
.search {
    position: relative;
    height: 30px;
    margin: 0 50px;
    background-color: #fff;
    border-radius: 15px;
    margin-top: 7px;
}
.jd-logo {
    position: absolute;
    width: 20px;
    height: 15px;
    top: 7px;
    left: 18px;
    background: url(../images/search_jd.png) no-repeat;
    background-size: 100% 100%;
}
.jd-logo::after {
    content: '';
    position: absolute;
    top: 0;
    left: 29px;
    border: 1px solid #ccc;
    height: 15px;
}
.sousuo {
    font-family: 'icomoon';
    position: absolute;
    top: 5px;
    left: 60px;
}
.search input {
    position: absolute;
    top: 0;
    right: 0;
    height: 30px;
    width: 85%;
    border-radius: 5px;
    border: none;
    outline: medium;
}
.slider img {
    width: 100%;
}
/* 品牌日 */
/* .brand {
    float: left;
    width: 100%;
    border-radius: 8px;
    
}
.brand div {
    float: left;
}
.brand div:nth-child(1) {
    position: relative; 
    width: 30%;
   
}
.brand div:nth-child(1) img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}
.brand div:nth-child(1) .img1 {
    width: 73%;
    top: 42px;
    left: 32px;
}
.brand div:nth-child(2) {
    width: 50%;
    position: relative;
    
}
.brand div:nth-child(2) .img3 {
    width: 44%;
    position: absolute;
    top: 48px;
    left: 203px;
}
.brand .img4 {
    position: absolute;
    top: 7px;
    left: 189px;
    width: 100%;
    z-index: 2;
}
.brand .img5 {
    position: absolute;
    top: 54px;
    left: 355px;
    width: 43%;
} */
/* 导航栏 */
nav a {
    float: left;
    width: 20%;
    text-align: center;
}
nav a img {
    width: 40px;
    margin: 10px 0;
    
}
/* 新闻快报模块 */

.news a {
    float: left;
    width: 25%;
    text-align: center;
    font-size: 700;
    color: black;
}
.news a .text1 {
    margin: 5px 0;
    font-size: xx-large;
}
.news a .text2 {
    margin: 5px 0;
    font-size: large;
}
